According to it's developers, TwitPic is an online social networking site that allows you to share media on Twitter in real-time. From your computer or phone, you can post pictures to your TwitPic account and share with users on Twitter. If you have photos you are no longer interested in sharing, remove them from your account. Removing pictures from your TwitPic account is quick and simple.
Log in to your TwitPic account.
Click the "Home" link at the top of your page to launch your photo/video stream. You should see your uploaded photos.
Click the "Trash" icon next to the photo you want to delete. When prompted, confirm your selection. Repeat this step to delete additional pictures.